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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 95 (Engine Control System Diagnosis - 1.6L (1 Of 3) - Optima (Except HEV)) >> DTC P0191: Fuel Rail Pressure Sensor Circuit Range/Performance >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

The PCM sets DTC P0191 when the average value from fuel rail pressure sensor is out of range of threshold value.

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